verifyAttribute method
This is used to confirm an attribute using a confirmation code
Implementation
Future<bool> verifyAttribute(attributeName, confirmationCode) async {
_signInUserSessionCheck();
final paramsReq = {
'AttributeName': attributeName,
'Code': confirmationCode,
'AccessToken': _signInUserSession!.getAccessToken().getJwtToken(),
};
await client!.request('VerifyUserAttribute', paramsReq);
return true;
}